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author | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-01 01:50:57 +0000 |
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committer | mame <mame@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-01-01 01:50:57 +0000 |
commit | d58bada6cc35187d61315eb881674ae37cbbfce6 (patch) | |
tree | 4e32b06bbedfd464b05cb1b669e947bd718d3e23 | |
parent | 7e035dcda7f8d2ce23d769424fdbf7d149c0b894 (diff) | |
download | ruby-d58bada6cc35187d61315eb881674ae37cbbfce6.tar.gz |
compile.c: support branch coverage for `a&.foo = 1`
[Bug #15475]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66674 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | compile.c | 18 | ||||
-rw-r--r-- | test/coverage/test_coverage.rb | 17 |
2 files changed, 26 insertions, 9 deletions
@@ -7462,8 +7462,10 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *node, in DECL_ANCHOR(args); unsigned int flag = 0; ID mid = node->nd_mid; - LABEL *lskip = 0; + LABEL *else_label = 0; + LABEL *end_label = 0; VALUE argc; + VALUE branches = 0; /* optimization shortcut * obj["literal"] = value -> opt_aset_with(obj, "literal", value) @@ -7503,8 +7505,11 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *node, in /* safe nav attr */ mid = rb_id_attrset(mid); ADD_INSN(recv, line, dup); - lskip = NEW_LABEL(line); - ADD_INSNL(recv, line, branchnil, lskip); + else_label = NEW_LABEL(line); + end_label = NEW_LABEL(line); + DECL_BRANCH_BASE(branches, nd_first_lineno(node), nd_first_column(node), nd_last_lineno(node), nd_last_column(node), "&."); + ADD_INSNL(recv, line, branchnil, else_label); + ADD_TRACE_BRANCH_COVERAGE(recv, nd_first_lineno(node), nd_first_column(node), nd_last_lineno(node), nd_last_column(node), "then", branches); } if (!popped) { ADD_INSN(ret, line, putnil); @@ -7536,7 +7541,12 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *node, in ADD_SEQ(ret, args); } ADD_SEND_WITH_FLAG(ret, line, mid, argc, INT2FIX(flag)); - if (lskip) ADD_LABEL(ret, lskip); + if (else_label && end_label) { + ADD_INSNL(ret, line, jump, end_label); + ADD_LABEL(ret, else_label); + ADD_TRACE_BRANCH_COVERAGE(ret, nd_first_lineno(node), nd_first_column(node), nd_last_lineno(node), nd_last_column(node), "else", branches); + ADD_LABEL(ret, end_label); + } ADD_INSN(ret, line, pop); break; diff --git a/test/coverage/test_coverage.rb b/test/coverage/test_coverage.rb index d2a2d018a9..1797c898af 100644 --- a/test/coverage/test_coverage.rb +++ b/test/coverage/test_coverage.rb @@ -348,15 +348,22 @@ class TestCoverage < Test::Unit::TestCase def test_branch_coverage_for_safe_method_invocation result = { :branches=>{ - [:"&.", 0, 3, 0, 3, 6] => {[:then, 1, 3, 0, 3, 6]=>1, [:else, 2, 3, 0, 3, 6]=>0}, - [:"&.", 3, 4, 0, 4, 6] => {[:then, 4, 4, 0, 4, 6]=>0, [:else, 5, 4, 0, 4, 6]=>1}, + [:"&.", 0, 6, 0, 6, 6] => {[:then, 1, 6, 0, 6, 6]=>1, [:else, 2, 6, 0, 6, 6]=>0}, + [:"&.", 3, 7, 0, 7, 6] => {[:then, 4, 7, 0, 7, 6]=>0, [:else, 5, 7, 0, 7, 6]=>1}, + [:"&.", 6, 8, 0, 8, 10] => {[:then, 7, 8, 0, 8, 10]=>1, [:else, 8, 8, 0, 8, 10]=>0}, + [:"&.", 9, 9, 0, 9, 10] => {[:then, 10, 9, 0, 9, 10]=>0, [:else, 11, 9, 0, 9, 10]=>1}, } } assert_coverage(<<~"end;", { branches: true }, result) - a = 10 + class Dummy; def foo; end; def foo=(x); end; end + a = Dummy.new b = nil - a&.abs - b&.hoo + c = Dummy.new + d = nil + a&.foo + b&.foo + c&.foo = 1 + d&.foo = 1 end; end |